/Engine/Plugins/Experimental/Mutable/Source/MutableTools/Public/MuT/NodeImageSaturate.h
Get the node generating the saturation factor. A value of 0 completely desaturates. 1 will leave the same saturation and bigger than 1 will increase it.
[NodeScalarPtr](API\Plugins\MutableTools\MuT\NodeScalarPtr) GetFactor() const